These are some pure copper pyramids. They are solid copper all the way through and have a cork bottom so that they do not scratch whatever they are placed on.
Copper is a malleable element with metallic luster that is found in deposits and hydrothermal veins; more often extracted from sulfide deposits. It has an isometric crystal system and hardness of 2.5- 3. Used in electrical wiring systems.
Enhances stone energies, channels and grounds higher vibrations. Associated with Venus